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Example 7 Susan preferred him being late for dinner. (Pires 2007, 165)
Initial Stream: ['he', 'n_3rd_msc_sg', 'late', 'adj', ['P_for', 'n_3rd_sg', 'dinner'], 'be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']

Successful Derivation 1
Successful Derivation 2
Successful Derivation 3
Successful Derivation 4
Successful Derivation 5
Successful Derivation 6
Successful Derivation 7
Successful Derivation 8
Successful Derivation 9
Successful Derivation 10
Successful Derivation 11
Successful Derivation 12
Successful Derivation 13
Successful Derivation 14
Successful Derivation 15
Successful Derivation 16


Merge 1
Merge: set-Merge
Stream: ['late', 'adj', ['P_for', 'n_3rd_sg', 'dinner'], 'be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 2
Merge: set-Merge
Stream: ['adj', ['P_for', 'n_3rd_sg', 'dinner'], 'be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 3
Merge: set-Merge
Stream: [['P_for', 'n_3rd_sg', 'dinner'], 'be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:

Substream
Stream: ['dinner', 'n_3rd_sg', 'P_for']

Merge 4
Merge: set-Merge
Stream: ['P_for']
Unlabeled:


Merge 5
Merge: set-Merge
Stream: []
Operations: Agree: (for,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:


Main Stream


Merge 6
Merge: pair-Merge
Stream: ['be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']


Merge 7
Merge: set-Merge
Stream: ['v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 8
Merge: set-Merge
Stream: ['T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 9
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 10
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 11
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
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Label from
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Label from
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Label from
Head:

Label from
Head:

Label from
Head:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 12
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 13
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 14
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 15
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #2
Continued from Merge 14

Merge 16
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 17
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
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Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (No Case):

   ➔

Backtrack (check for another possible derivation: Free Merge): Attempt: #3
Continued from Merge 10

Merge 18
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 19
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #4
Continued from Merge 9

Merge 20
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 21
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 22
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
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Label from
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Label from
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Label via
shared features:

Label from
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Label from
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Label from
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Label from
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Label from
Head:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 23
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 24
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 25
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 26
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #5
Continued from Merge 25

Merge 27
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 28
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
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Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 1
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #6
Continued from Merge 21

Merge 29
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 30
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
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Label from
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Label from
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Label via
shared features:

Label from
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Label from
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Label from
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Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #7
Continued from Merge 21

Merge 31
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 32
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
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Label from
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shared features:

Label from
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Label via
shared features:

Label from
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Label from
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Label from
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Label from
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Label from
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Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #8
Continued from Merge 8

Merge 33
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 34
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 35
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 36
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #9
Continued from Merge 35

Merge 37
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 38
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #10
Continued from Merge 34

Merge 39
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 40
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 41
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
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Label from
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Label via
shared features:

Label from
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Label from
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Label from
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Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 42
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 43
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 44
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 45
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #11
Continued from Merge 44

Merge 46
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 47
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 2
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #12
Continued from Merge 40

Merge 48
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 49
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
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Label from
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Label from
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Label via
shared features:

Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #13
Continued from Merge 40

Merge 50
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 51
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
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Label from
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Label via
shared features:

Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label via
shared features:

Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #14
Continued from Merge 7

Merge 52
Merge: set-Merge
Stream: ['v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 53
Merge: set-Merge
Stream: ['T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 54
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 55
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 56
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #15
Continued from Merge 55

Merge 57
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 58
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
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Label from
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Label from
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Label from
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Label from
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Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #16
Continued from Merge 54

Merge 59
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 60
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 61
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
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Label from
Head:

Label from
Head:

Label from
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Label from
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Label from
Head:

Label from
Head:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 62
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 63
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 64
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 65
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #17
Continued from Merge 64

Merge 66
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 67
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 3
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #18
Continued from Merge 60

Merge 68
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 69
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
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Label from
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Label from
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Label via
shared features:

Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label from
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Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #19
Continued from Merge 60

Merge 70
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 71
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
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Label from
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Label via
shared features:

Label from
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Label from
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shared features:

Label from
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Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #20
Continued from Merge 53

Merge 72
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 73
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 74
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 75
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
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Label from
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Label from
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Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #21
Continued from Merge 74

Merge 76
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 77
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
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Label from
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Label from
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Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #22
Continued from Merge 73

Merge 78
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 79
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 80
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
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Label from
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Label via
shared features:

Label from
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Label via
movement:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 81
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 82
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 83
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 84
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #23
Continued from Merge 83

Merge 85
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 86
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 4
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #24
Continued from Merge 79

Merge 87
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 88
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #25
Continued from Merge 79

Merge 89
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 90
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #26
Continued from Merge 3

Merge 91
Merge: set-Merge
Stream: [['P_for', 'n_3rd_sg', 'dinner'], 'be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:

Substream
Stream: ['dinner', 'n_3rd_sg', 'P_for']

Merge 92
Merge: set-Merge
Stream: ['P_for']
Unlabeled:


Merge 93
Merge: set-Merge
Stream: []
Operations: Agree: (for,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:


Main Stream


Merge 94
Merge: pair-Merge
Stream: ['be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']


Merge 95
Merge: set-Merge
Stream: ['v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 96
Merge: set-Merge
Stream: ['T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 97
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 98
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 99
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #27
Continued from Merge 98

Merge 100
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 101
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #28
Continued from Merge 97

Merge 102
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 103
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 104
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 105
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 106
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 107
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 108
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #29
Continued from Merge 107

Merge 109
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 110
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 5
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #30
Continued from Merge 103

Merge 111
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 112
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #31
Continued from Merge 103

Merge 113
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 114
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #32
Continued from Merge 96

Merge 115
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 116
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 117
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 118
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #33
Continued from Merge 117

Merge 119
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 120
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #34
Continued from Merge 116

Merge 121
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 122
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 123
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 124
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 125
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 126
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 127
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #35
Continued from Merge 126

Merge 128
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 129
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 6
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #36
Continued from Merge 122

Merge 130
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 131
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #37
Continued from Merge 122

Merge 132
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 133
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #38
Continued from Merge 95

Merge 134
Merge: set-Merge
Stream: ['v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 135
Merge: set-Merge
Stream: ['T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 136
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 137
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 138
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #39
Continued from Merge 137

Merge 139
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 140
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #40
Continued from Merge 136

Merge 141
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 142
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 143
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 144
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 145
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 146
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 147
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #41
Continued from Merge 146

Merge 148
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 149
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 7
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #42
Continued from Merge 142

Merge 150
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 151
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #43
Continued from Merge 142

Merge 152
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 153
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #44
Continued from Merge 135

Merge 154
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 155
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 156
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 157
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #45
Continued from Merge 156

Merge 158
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 159
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #46
Continued from Merge 155

Merge 160
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 161
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 162
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 163
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 164
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 165
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 166
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #47
Continued from Merge 165

Merge 167
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 168
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 8
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #48
Continued from Merge 161

Merge 169
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 170
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #49
Continued from Merge 161

Merge 171
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 172
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #50
Continued from Merge 2

Merge 173
Merge: set-Merge
Stream: ['adj', ['P_for', 'n_3rd_sg', 'dinner'], 'be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 174
Merge: set-Merge
Stream: [['P_for', 'n_3rd_sg', 'dinner'], 'be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:

Substream
Stream: ['dinner', 'n_3rd_sg', 'P_for']

Merge 175
Merge: set-Merge
Stream: ['P_for']
Unlabeled:


Merge 176
Merge: set-Merge
Stream: []
Operations: Agree: (for,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:


Main Stream


Merge 177
Merge: pair-Merge
Stream: ['be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']


Merge 178
Merge: set-Merge
Stream: ['v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 179
Merge: set-Merge
Stream: ['T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 180
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 181
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 182
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #51
Continued from Merge 181

Merge 183
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 184
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #52
Continued from Merge 180

Merge 185
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 186
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 187
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 188
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 189
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 190
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 191
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #53
Continued from Merge 190

Merge 192
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 193
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 9
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #54
Continued from Merge 186

Merge 194
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 195
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #55
Continued from Merge 186

Merge 196
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 197
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #56
Continued from Merge 179

Merge 198
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 199
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 200
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 201
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #57
Continued from Merge 200

Merge 202
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 203
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #58
Continued from Merge 199

Merge 204
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 205
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 206
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 207
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 208
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 209
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 210
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #59
Continued from Merge 209

Merge 211
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 212
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 10
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #60
Continued from Merge 205

Merge 213
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 214
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #61
Continued from Merge 205

Merge 215
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 216
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #62
Continued from Merge 178

Merge 217
Merge: set-Merge
Stream: ['v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 218
Merge: set-Merge
Stream: ['T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 219
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 220
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 221
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #63
Continued from Merge 220

Merge 222
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 223
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #64
Continued from Merge 219

Merge 224
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 225
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 226
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 227
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 228
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 229
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 230
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #65
Continued from Merge 229

Merge 231
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 232
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 11
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #66
Continued from Merge 225

Merge 233
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 234
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #67
Continued from Merge 225

Merge 235
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 236
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #68
Continued from Merge 218

Merge 237
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 238
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 239
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 240
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #69
Continued from Merge 239

Merge 241
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 242
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #70
Continued from Merge 238

Merge 243
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 244
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 245
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 246
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 247
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 248
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 249
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #71
Continued from Merge 248

Merge 250
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 251
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 12
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #72
Continued from Merge 244

Merge 252
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 253
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #73
Continued from Merge 244

Merge 254
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 255
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #74
Continued from Merge 174

Merge 256
Merge: set-Merge
Stream: [['P_for', 'n_3rd_sg', 'dinner'], 'be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:

Substream
Stream: ['dinner', 'n_3rd_sg', 'P_for']

Merge 257
Merge: set-Merge
Stream: ['P_for']
Unlabeled:


Merge 258
Merge: set-Merge
Stream: []
Operations: Agree: (for,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:


Main Stream


Merge 259
Merge: pair-Merge
Stream: ['be', 'v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']


Merge 260
Merge: set-Merge
Stream: ['v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 261
Merge: set-Merge
Stream: ['T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 262
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 263
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 264
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #75
Continued from Merge 263

Merge 265
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 266
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #76
Continued from Merge 262

Merge 267
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 268
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 269
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 270
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 271
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 272
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 273
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #77
Continued from Merge 272

Merge 274
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 275
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 13
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #78
Continued from Merge 268

Merge 276
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 277
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #79
Continued from Merge 268

Merge 278
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 279
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #80
Continued from Merge 261

Merge 280
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 281
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 282
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 283
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #81
Continued from Merge 282

Merge 284
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 285
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #82
Continued from Merge 281

Merge 286
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 287
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 288
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 289
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 290
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 291
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 292
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #83
Continued from Merge 291

Merge 293
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 294
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 14
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #84
Continued from Merge 287

Merge 295
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 296
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #85
Continued from Merge 287

Merge 297
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 298
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #86
Continued from Merge 260

Merge 299
Merge: set-Merge
Stream: ['v', 'T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 300
Merge: set-Merge
Stream: ['T_ing', 'prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 301
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 302
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 303
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #87
Continued from Merge 302

Merge 304
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 305
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #88
Continued from Merge 301

Merge 306
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 307
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 308
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Label via
movement:

Label via
movement:


Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 309
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 310
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 311
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 312
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #89
Continued from Merge 311

Merge 313
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 314
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 15
Top

Backtrack (check for another possible derivation: Free Merge): Attempt: #90
Continued from Merge 307

Merge 315
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 316
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
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Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #91
Continued from Merge 307

Merge 317
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 318
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
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Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #92
Continued from Merge 300

Merge 319
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 320
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 321
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 322
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
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Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #93
Continued from Merge 321

Merge 323
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 324
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
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Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #94
Continued from Merge 320

Merge 325
Merge: set-Merge
Stream: ['prefer', 'v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 326
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 327
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
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Substream
Stream: ['Susan_1', 'n_3rd_fem_sg']

Merge 328
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 329
Merge: set-Merge
Stream: [['Susan_1', 'n_3rd_fem_sg'], 'Tpast', 'C']
Unlabeled:


Merge 330
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 331
Merge: set-Merge
Stream: []
Unlabeled:
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Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #95
Continued from Merge 330

Merge 332
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 333
Merge: set-Merge
Stream: []
Unlabeled:
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movement:

Transfer:
Frontier:

Spell Out: C n Susan1 T(Past,3rd,sg) v* prefer n him -ing v be adj late for n dinner
PF Rules: Susan1 T(Past,3rd,sg)+prefer
Susan1 preferred him/his Ting+be
Susan preferred him/his being late for dinner

Successful Derivation 16
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Backtrack (check for another possible derivation: Free Merge): Attempt: #96
Continued from Merge 326

Merge 334
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 335
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
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Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #97
Continued from Merge 326

Merge 336
Merge: set-Merge
Stream: ['v*', ['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Unlabeled:


Merge 337
Merge: set-Merge
Stream: [['n_3rd_fem_sg', 'Susan_1'], 'Tpast', 'C']
Operations: Agree: (v*,)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
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movement:

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Crash (Unlabeled):

# of Backtracks: 96
# of Crashes: 81
# of Successful Derivations: 16

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